#include <linux/skbuff.h>
#include <linux/netfilter/x_tables.h>
-#include <net/netfilter/nf_conntrack_compat.h>
+#include <net/netfilter/nf_conntrack.h>
+MODULE_DESCRIPTION("Xtables: Disabling connection tracking for packets");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_NOTRACK");
+MODULE_ALIAS("ip6t_NOTRACK");
static unsigned int
-target(struct sk_buff **pskb,
- const struct net_device *in,
- const struct net_device *out,
- unsigned int hooknum,
- const void *targinfo,
- void *userinfo)
+notrack_tg(struct sk_buff *skb, const struct xt_target_param *par)
{
/* Previously seen (loopback)? Ignore. */
- if ((*pskb)->nfct != NULL)
+ if (skb->nfct != NULL)
return XT_CONTINUE;
- /* Attach fake conntrack entry.
- If there is a real ct entry correspondig to this packet,
+ /* Attach fake conntrack entry.
+ If there is a real ct entry correspondig to this packet,
it'll hang aroun till timing out. We don't deal with it
for performance reasons. JK */
- nf_ct_untrack(*pskb);
- (*pskb)->nfctinfo = IP_CT_NEW;
- nf_conntrack_get((*pskb)->nfct);
+ skb->nfct = &nf_conntrack_untracked.ct_general;
+ skb->nfctinfo = IP_CT_NEW;
+ nf_conntrack_get(skb->nfct);
return XT_CONTINUE;
}
-static struct xt_target notrack_reg = {
- .name = "NOTRACK",
- .target = target,
- .targetsize = 0,
- .table = "raw",
- .me = THIS_MODULE,
+static struct xt_target notrack_tg_reg __read_mostly = {
+ .name = "NOTRACK",
+ .revision = 0,
+ .family = NFPROTO_UNSPEC,
+ .target = notrack_tg,
+ .table = "raw",
+ .me = THIS_MODULE,
};
-static struct xt_target notrack6_reg = {
- .name = "NOTRACK",
- .target = target,
- .targetsize = 0,
- .table = "raw",
- .me = THIS_MODULE,
-};
-
-static int __init init(void)
+static int __init notrack_tg_init(void)
{
- int ret;
-
- ret = xt_register_target(AF_INET, ¬rack_reg);
- if (ret)
- return ret;
-
- ret = xt_register_target(AF_INET6, ¬rack6_reg);
- if (ret)
- xt_unregister_target(AF_INET, ¬rack_reg);
-
- return ret;
+ return xt_register_target(¬rack_tg_reg);
}
-static void __exit fini(void)
+static void __exit notrack_tg_exit(void)
{
- xt_unregister_target(AF_INET6, ¬rack6_reg);
- xt_unregister_target(AF_INET, ¬rack_reg);
+ xt_unregister_target(¬rack_tg_reg);
}
-module_init(init);
-module_exit(fini);
+module_init(notrack_tg_init);
+module_exit(notrack_tg_exit);